html,
body {
  height: 100%;
}
ul,
ol {
  list-style: none;
  padding: 0;
  margin: 0;
}
img {
  display: block;
  width: 100%;
}
a {
  display: block;
}
.lt_container {
  width: 100%;
  height: 100%;
  max-width: 640px;
  min-width: 320px;
  overflow: hidden;
  background-color: #fff;
  margin: 0 auto;
  position: relative;
  padding: 45px 0 55px;
}
.lt_header {
  width: 100%;
  height: 45px;
  background-color: #069;
  position: absolute;
  top: 0;
  text-align: center;
  z-index: 1000;
}
.lt_header a {
  position: absolute;
  top: 0;
  width: 45px;
  height: 45px;
  line-height: 45px;
  color: #fff;
}
.lt_header .icon_left {
  left: 0;
}
.lt_header .icon_right {
  right: 0;
}
.lt_header h4 {
  line-height: 45px;
  text-align: center;
  margin: 0;
  color: #fff;
  font-weight: 400;
}
.lt_main {
  height: 100%;
  width: 100%;
  position: relative;
}
.lt_footer {
  height: 55px;
  position: absolute;
  width: 100%;
  bottom: 0;
  background-color: #069;
  z-index: 999;
}
.lt_footer ul {
  text-align: center;
}
.lt_footer ul li {
  float: left;
  width: 25%;
}
.lt_footer ul li.active a {
  color: orange;
}
.lt_footer ul li.active p {
  color: orange;
}
.lt_footer ul li a {
  padding-top: 10px;
  height: 100%;
  color: #fff;
}
.lt_footer ul li a p {
  color: #fff;
}
.search {
  padding: 10px;
  position: relative;
}
.search input {
  border-radius: 5px;
  border: 1px solid #007aff;
  height: 34px;
  font-size: 12px;
  margin: 0;
}
.search button {
  position: absolute;
  top: 10px;
  right: 10px;
  border-radius: 0 5px 5px 0;
}
.lt_product {
  padding: 10px;
  text-align: center;
}
.lt_product a {
  border: 1px solid #ccc;
  padding: 10px;
  float: left;
  width: 48%;
}
.lt_product a p {
  height: 40px;
}
.lt_product a:nth-child(2n) {
  margin-bottom: 10px;
}
.lt_product a:nth-child(2n+1) {
  margin-bottom: 10px;
  margin-right: 4%;
}
.lt_product a .price {
  color: red;
}
.lt_product a .oldPrice {
  text-decoration: line-through;
}
